单词	污染物传播
释义	污染物传播 dispersion of pollutants
随便看	overhead grabbing crane overhead grinding machine overhead grindng machine overhead ground overhead ground conductor overhead grounding line overhead grounding wire Over-head grounding wire overhead ground lead overhead ground transport system overhead ground wire over-head ground wire overhead guard overhead handling equipment overhead hatches overhead heating system overhead high voltage line overhead high-voltage transmission lines overhead hne overhead hoisting overhead hook overhead houses overhead ice bunker overhead illumination overhead illumination lighting